(4) "Conscious sedation" means a depressed level of consciousness,
produced by a pharmacologic agent, which retains the patient's
ability to maintain independently and continuously an airway and
appropriately respond to physical stimulation and verbal command.
The use of nitrous oxide as the only systemic sedative is not
considered conscious sedation for purposes of this chapter.

(5) "Dentistry" means the evaluation, diagnosis, prevention, or treatment, or any combination thereof, whether using surgical or nonsurgical procedures, of diseases, disorders, or conditions, or any combination thereof, of the oral cavity, maxillofacial area, or the adjacent and associated structures, or any combination thereof, and their impact on the human body provided by a dentist, within the scope of his or her education, training, and experience, in accordance with the ethics of the profession and applicable law, including, but not limited to, the acts specified in Code Section 43-11-17.

(6) "General anesthesia" means a controlled state of depressed
consciousness, produced by a pharmacologic agent, which is
accompanied by partial or complete loss of protective reflexes,
including the inability to maintain independently an airway or
respond purposefully to physical stimulation or verbal command.
For purposes of this chapter, "general anesthesia" includes deep
sedation.